With all the advancement in LED technology, LED lighting upgrades can be a great way to save money on energy costs, reduce maintenance costs and improve your lighting. Upgrading old HID parking lot lights can cut your energy usage by more than 50% and usually pay for themselves within 2 to 3 years. GA Power has great rebates for lighting upgrades.

The aardvark is a rather quiet animal. However, it does make soft grunting sounds as it forages and loud grunts as it makes for its tunnel entrance. It makes a bleating sound if frightened. When it is threatened it will make for one of its burrows.
Source: http://en.wikipedia.org/wiki/Aardvark